{"id":542,"date":"2026-02-07T23:17:10","date_gmt":"2026-02-07T15:17:10","guid":{"rendered":"http:\/\/47.100.165.17\/wordpress\/?p=542"},"modified":"2026-03-02T22:56:07","modified_gmt":"2026-03-02T14:56:07","slug":"%e3%80%90mysql%e3%80%91mysqldump-%e6%a0%b8%e5%bf%83%e7%94%a8%e6%b3%95%e8%af%a6%e8%a7%a3%ef%bc%9a12%e4%b8%aa%e9%ab%98%e9%a2%91%e5%9c%ba%e6%99%af%e4%b8%8e%e5%ae%9e%e6%93%8d%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=542","title":{"rendered":"\u3010MySQL\u3011mysqldump \u6838\u5fc3\u7528\u6cd5\u8be6\u89e3\uff1a12\u4e2a\u9ad8\u9891\u573a\u666f\u4e0e\u5b9e\u64cd\u6307\u5357"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" id=\"ubafcaf93\">\u4f5c\u4e3a MySQL \u751f\u6001\u4e2d\u6700\u5e38\u7528\u7684\u903b\u8f91\u5907\u4efd\u5de5\u5177\uff0cmysqldump \u51ed\u501f\u4e30\u5bcc\u7684\u53c2\u6570\u8bbe\u8ba1\uff0c\u80fd\u7075\u6d3b\u5e94\u5bf9\u5168\u5e93\u5907\u4efd\u3001\u5355\u8868\u5907\u4efd\u3001\u8fdc\u7a0b\u5907\u4efd\u7b49\u591a\u79cd\u8fd0\u7ef4\u9700\u6c42\u3002\u672c\u6587\u6574\u7406\u4e86 12 \u4e2a\u65e5\u5e38\u5de5\u4f5c\u4e2d\u9ad8\u9891\u4f7f\u7528\u7684\u573a\u666f\uff0c\u7ed3\u5408\u5177\u4f53\u547d\u4ee4\u793a\u4f8b\u4e0e\u539f\u7406\u8bf4\u660e\uff0c\u5e2e\u4f60\u5feb\u901f\u638c\u63e1 mysqldump \u7684\u6838\u5fc3\u7528\u6cd5\uff0c\u63d0\u5347\u5907\u4efd\u6548\u7387\u4e0e\u6570\u636e\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u3001\u57fa\u7840\u8ba4\u77e5\uff1amysqldump \u6838\u5fc3\u4f18\u52bf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">mysqldump \u662f MySQL \u5b98\u65b9\u63d0\u4f9b\u7684\u903b\u8f91\u5907\u4efd\u5de5\u5177\uff0c\u652f\u6301\u5c06\u6570\u636e\u5e93 \/ \u8868\u7ed3\u6784\u3001\u6570\u636e\u5bfc\u51fa\u4e3a SQL \u811a\u672c\uff0c\u5177\u5907\u4ee5\u4e0b\u6838\u5fc3\u4f18\u52bf\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8de8\u5e73\u53f0\u517c\u5bb9\uff0c\u652f\u6301 Windows\u3001Linux\u3001Unix \u7cfb\u7edf\uff1b<\/li>\n\n\n\n<li>\u53c2\u6570\u4e30\u5bcc\uff0c\u53ef\u7cbe\u51c6\u63a7\u5236\u5907\u4efd\u8303\u56f4\uff08\u7ed3\u6784 \/ \u6570\u636e \/ \u6761\u4ef6\u7b5b\u9009\uff09\uff1b<\/li>\n\n\n\n<li>\u65e0\u9700\u989d\u5916\u4f9d\u8d56\uff0c\u9ed8\u8ba4\u968f MySQL \u5b89\u88c5\uff1b<\/li>\n\n\n\n<li>\u5907\u4efd\u6587\u4ef6\u53ef\u8bfb\u6027\u5f3a\uff0c\u652f\u6301\u8de8\u7248\u672c\u6062\u590d\uff08\u517c\u5bb9\u5927\u90e8\u5206 MySQL\/MariaDB \u7248\u672c\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e8c\u300112 \u4e2a\u9ad8\u9891\u5b9e\u64cd\u573a\u666f\uff08\u542b\u547d\u4ee4\u793a\u4f8b\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 1\uff1a\u63a7\u5236 GTID \u4fe1\u606f\uff0c\u907f\u514d\u6062\u590d\u51b2\u7a81<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u5f00\u542f GTID\uff08\u5168\u5c40\u4e8b\u52a1\u6807\u8bc6\u7b26\uff09\u7684 MySQL \u73af\u5883\uff0c\u5907\u4efd\u6587\u4ef6\u82e5\u5305\u542b GTID \u4fe1\u606f\uff0c\u53ef\u80fd\u5bfc\u81f4\u76ee\u6807\u5e93\u6062\u590d\u5931\u8d25\uff08\u56e0 GTID \u6267\u884c\u8bb0\u5f55\u4e0d\u517c\u5bb9\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>--set-gtid-purged=off<\/code>\uff08\u5173\u95ed GTID \u4fe1\u606f\u5199\u5165\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd bak1 \u5e93\uff0c\u4e0d\u5305\u542b GTID \u76f8\u5173\u8bed\u53e5\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off bak1 &gt; bak1_gtid_off.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6ce8\u610f<\/strong>\uff1a\u82e5\u76ee\u6807\u5e93\u672a\u5f00\u542f GTID\uff0c\u5efa\u8bae\u5f3a\u5236\u5173\u95ed\u8be5\u53c2\u6570\uff0c\u907f\u514d\u6062\u590d\u65f6\u51fa\u73b0 \u201cGTID_PURGED can only be set when GTID_EXECUTED is empty\u201d \u9519\u8bef\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 2\uff1a\u591a\u5e93\u6279\u91cf\u5907\u4efd\uff08\u542b\u5efa\u5e93\u8bed\u53e5\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u9700\u8981\u540c\u65f6\u5907\u4efd\u591a\u4e2a\u4e1a\u52a1\u5e93\uff0c\u4e14\u5e0c\u671b\u6062\u590d\u65f6\u81ea\u52a8\u521b\u5efa\u6570\u636e\u5e93\uff08\u65e0\u9700\u624b\u52a8\u5efa\u5e93\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>-B<\/code>\uff08&#8211;databases\uff0c\u6307\u5b9a\u591a\u4e2a\u5e93\uff0c\u7a7a\u683c\u5206\u9694\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u540c\u65f6\u5907\u4efd bak1\u3001bak2 \u4e24\u4e2a\u5e93\uff0c\u5907\u4efd\u6587\u4ef6\u542b\u5efa\u5e93\u8bed\u53e5\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -B bak1 bak2 &gt; bak1_bak2.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u52bf<\/strong>\uff1a\u6062\u590d\u65f6\u76f4\u63a5\u6267\u884c <code>source bak1_bak2.sql<\/code> \u5373\u53ef\u81ea\u52a8\u521b\u5efa\u4e24\u4e2a\u5e93\uff0c\u65e0\u9700\u63d0\u524d\u624b\u52a8\u5efa\u5e93\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 3\uff1a\u5168\u5e93\u5907\u4efd\uff08\u542b\u7cfb\u7edf\u5e93\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u9700\u8981\u5907\u4efd MySQL \u6240\u6709\u6570\u636e\u5e93\uff08\u542b mysql\u3001information_schema \u7b49\u7cfb\u7edf\u5e93\uff09\uff0c\u9002\u7528\u4e8e\u6574\u673a\u8fc1\u79fb\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>-A<\/code>\uff08&#8211;all-databases\uff0c\u5907\u4efd\u6240\u6709\u5e93\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd\u6240\u6709\u6570\u636e\u5e93\uff08\u542b\u7cfb\u7edf\u5e93\uff09\uff0c\u6ce8\u610f\u6062\u590d\u65f6\u7684\u8986\u76d6\u98ce\u9669\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -A &gt; all_databases.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u98ce\u9669\u63d0\u793a<\/strong>\uff1a\u6062\u590d\u65f6\u4f1a\u8986\u76d6\u76ee\u6807\u5e93\u7684\u7cfb\u7edf\u8868\uff08\u5982\u7528\u6237\u6743\u9650\u8868\uff09\uff0c\u5efa\u8bae\u4ec5\u5728\u5168\u65b0\u73af\u5883\u6216\u786e\u8ba4\u65e0\u9700\u4fdd\u7559\u76ee\u6807\u5e93\u7cfb\u7edf\u914d\u7f6e\u65f6\u4f7f\u7528\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 4\uff1a\u5355\u8868 \/ \u591a\u8868\u7cbe\u51c6\u5907\u4efd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u4ec5\u9700\u5907\u4efd\u67d0\u4e2a\u5e93\u4e2d\u7684\u7279\u5b9a\u8868\uff0c\u51cf\u5c11\u5907\u4efd\u6587\u4ef6\u4f53\u79ef\u4e0e\u6062\u590d\u65f6\u95f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u8bed\u6cd5<\/strong>\uff1a\u6307\u5b9a \u201c\u5e93\u540d \u8868\u540d\u201d\uff08\u591a\u8868\u7528\u7a7a\u683c\u5206\u9694\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># 1. \u5907\u4efd bak1 \u5e93\u7684 t1 \u8868\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off bak1 t1 &gt; bak1_t1.sql\n\n# 2. \u5907\u4efd bak1 \u5e93\u7684 t1\u3001t2 \u4e24\u4e2a\u8868\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off bak1 t1 t2 &gt; bak1_t1_t2.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f18\u52bf<\/strong>\uff1a\u9488\u5bf9\u6027\u5907\u4efd\uff0c\u907f\u514d\u5197\u4f59\u6570\u636e\uff0c\u6062\u590d\u901f\u5ea6\u66f4\u5feb\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 5\uff1a\u8fdc\u7a0b\u8de8\u673a\u5668\u5907\u4efd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u9700\u8981\u5907\u4efd\u8fdc\u7a0b\u670d\u52a1\u5668\u7684 MySQL \u6570\u636e\uff0c\u4e14\u4e0d\u60f3\u5728\u8fdc\u7a0b\u670d\u52a1\u5668\u5b58\u50a8\u5907\u4efd\u6587\u4ef6\uff08\u8282\u7701\u78c1\u76d8\u7a7a\u95f4\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>-h<\/code>\uff08\u6307\u5b9a\u8fdc\u7a0b\u6570\u636e\u5e93 IP\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5728\u672c\u5730\u673a\u5668\uff08maria_02\uff09\u6267\u884c\uff0c\u5907\u4efd\u8fdc\u7a0b\u673a\u5668\uff08192.168.184.151\uff09\u7684 bak1.t1 \u8868\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' -h'192.168.184.151' --set-gtid-purged=off bak1 t1 &gt; bak1_t1_remote.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u524d\u7f6e\u6761\u4ef6<\/strong>\uff1a\u8fdc\u7a0b MySQL \u9700\u5141\u8bb8\u5907\u4efd\u7528\u6237\uff08u_bak\uff09\u4ece\u672c\u5730\u673a\u5668\u767b\u5f55\uff08\u6388\u6743\u8bed\u53e5\uff1a<code>GRANT SELECT, RELOAD ON *.* TO 'u_bak'@'\u672c\u5730IP' IDENTIFIED BY '\u5bc6\u7801';<\/code>\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 6\uff1a\u7ed3\u6784\u4e0e\u6570\u636e\u5206\u79bb\u5907\u4efd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u4ec5\u9700\u5907\u4efd\u8868\u7ed3\u6784\uff08\u5982\u8fc1\u79fb\u8868\u7ed3\u6784\u5230\u6d4b\u8bd5\u73af\u5883\uff09\u6216\u4ec5\u9700\u5907\u4efd\u6570\u636e\uff08\u5982\u540c\u6b65\u751f\u4ea7\u6570\u636e\u5230\u5f00\u53d1\u73af\u5883\uff0c\u4fdd\u7559\u6d4b\u8bd5\u73af\u5883\u7ed3\u6784\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>-d<\/code>\uff08&#8211;no-data\uff09\uff1a\u4ec5\u5907\u4efd\u7ed3\u6784\uff0c\u4e0d\u542b\u63d2\u5165\u8bed\u53e5\uff1b<\/li>\n\n\n\n<li><code>-t<\/code>\uff08&#8211;no-create-info\uff09\uff1a\u4ec5\u5907\u4efd\u6570\u636e\uff0c\u4e0d\u542b\u5efa\u8868\u8bed\u53e5\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># 1. \u4ec5\u5907\u4efd bak1.t1 \u8868\u7ed3\u6784\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -d bak1 t1 &gt; bak1_t1_struct.sql\n\n# 2. \u4ec5\u5907\u4efd bak1.t1 \u8868\u6570\u636e\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -t bak1 t1 &gt; bak1_t1_data.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 7\uff1a\u6761\u4ef6\u7b5b\u9009\u5907\u4efd\uff08\u6309\u9700\u5bfc\u51fa\u6570\u636e\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u4ec5\u9700\u5907\u4efd\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u7684\u6570\u636e\uff08\u5982\u5907\u4efd\u8fd1 30 \u5929\u7684\u8ba2\u5355\u6570\u636e\u3001\u6307\u5b9a\u7528\u6237\u7684\u76f8\u5173\u8bb0\u5f55\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>-w<\/code>\uff08&#8211;where\uff0c\u6307\u5b9a\u7b5b\u9009\u6761\u4ef6\uff0c\u9700\u7528\u5f15\u53f7\u5305\u88f9\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd bak1.t1 \u8868\u4e2d id=1 \u7684\u8bb0\u5f55\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off bak1 t1 -w\"id=1\" &gt; bak1_t1_id1.sql\n\n# \u6269\u5c55\uff1a\u5907\u4efd\u8fd130\u5929\u7684\u8ba2\u5355\u6570\u636e\uff08\u5047\u8bbe\u8ba2\u5355\u8868 order \u542b create_time \u5b57\u6bb5\uff09\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off db_order order -w\"create_time &gt;= DATE_SUB(NOW(), INTERVAL 30 DAY)\" &gt; order_last30d.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6ce8\u610f<\/strong>\uff1a\u6761\u4ef6\u8bed\u53e5\u9700\u7b26\u5408 MySQL \u8bed\u6cd5\uff0c\u5b57\u7b26\u4e32\u7c7b\u578b\u5b57\u6bb5\u9700\u52a0\u5355\u5f15\u53f7\uff08\u5982 <code>name='zhangsan'<\/code>\uff09\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 8\uff1a\u63d2\u5165\u8bed\u53e5\u4f18\u5316\uff08\u517c\u5bb9\u8868\u7ed3\u6784\u53d8\u66f4\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u5907\u4efd\u6570\u636e\u540e\uff0c\u76ee\u6807\u8868\u53ef\u80fd\u5b58\u5728\u5b57\u6bb5\u589e\u51cf\uff08\u5982\u65b0\u589e\u5b57\u6bb5\uff09\uff0c\u9700\u786e\u4fdd\u63d2\u5165\u8bed\u53e5\u517c\u5bb9\uff1b\u6216\u9700\u8981\u5904\u7406\u91cd\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>-c<\/code>\uff08&#8211;complete-insert\uff09\uff1a\u63d2\u5165\u8bed\u53e5\u5305\u542b\u5217\u540d\uff08\u5982 <code>INSERT INTO t1(id,a,b) VALUES(...)<\/code>\uff09\uff1b<\/li>\n\n\n\n<li><code>--replace<\/code>\uff1a\u91cd\u590d\u6570\u636e\u66ff\u6362\uff08\u7528 REPLACE \u66ff\u4ee3 INSERT\uff09\uff1b<\/li>\n\n\n\n<li><code>--insert-ignore<\/code>\uff1a\u5ffd\u7565\u91cd\u590d\u6570\u636e\uff08\u7528 INSERT IGNORE \u66ff\u4ee3 INSERT\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># 1. \u63d2\u5165\u8bed\u53e5\u5305\u542b\u5217\u540d\uff0c\u517c\u5bb9\u8868\u7ed3\u6784\u53d8\u66f4\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -c bak1 t1 &gt; bak1_t1_complete.sql\n\n# 2. \u91cd\u590d\u6570\u636e\u66ff\u6362\uff08\u5907\u4efd\u6570\u636e\u8986\u76d6\u76ee\u6807\u5e93\u91cd\u590d\u8bb0\u5f55\uff09\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -t --replace bak1 t1 &gt; bak1_t1_replace.sql\n\n# 3. \u5ffd\u7565\u91cd\u590d\u6570\u636e\uff08\u76ee\u6807\u5e93\u91cd\u590d\u8bb0\u5f55\u4fdd\u7559\uff0c\u4e0d\u8986\u76d6\uff09\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -t --insert-ignore bak1 t1 &gt; bak1_t1_ignore.sql\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 9\uff1aInnoDB \u8868\u65e0\u9501\u5907\u4efd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u751f\u4ea7\u73af\u5883\u9ad8\u5cf0\u671f\u5907\u4efd InnoDB \u8868\uff0c\u9700\u907f\u514d\u9501\u8868\u5bfc\u81f4\u4e1a\u52a1\u5361\u987f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>--single-transaction<\/code>\uff08\u57fa\u4e8e MVCC \u673a\u5236\uff0c\u521b\u5efa\u4e00\u81f4\u6027\u5feb\u7167\uff0c\u4e0d\u9501\u8868\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u65e0\u9501\u5907\u4efd bak1 \u5e93\uff0c\u4ec5\u5bf9 InnoDB \u8868\u6709\u6548\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off --single-transaction bak1 &gt; bak1_no_lock.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5173\u952e\u8bf4\u660e<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ec5\u5bf9 InnoDB \u8868\u6709\u6548\uff0cMyISAM \u8868\u4ecd\u4f1a\u52a0\u8868\u9501\uff1b<\/li>\n\n\n\n<li>\u5907\u4efd\u671f\u95f4\u907f\u514d\u6267\u884c ALTER TABLE\u3001DROP TABLE \u7b49 DDL \u8bed\u53e5\uff0c\u5426\u5219\u4f1a\u5bfc\u81f4\u5907\u4efd\u5931\u8d25\u6216\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 10\uff1a\u8bb0\u5f55\u590d\u5236\u4f4d\u70b9\uff08\u642d\u5efa\u4ece\u5e93\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u57fa\u4e8e\u5907\u4efd\u642d\u5efa MySQL \u4e3b\u4ece\u590d\u5236\uff0c\u9700\u8bb0\u5f55\u5907\u4efd\u65f6\u7684 binlog \u4f4d\u70b9\uff08\u65e5\u5fd7\u6587\u4ef6 + \u504f\u79fb\u91cf\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>--master-data<\/code>\uff08\u53d6\u503c 1 \u6216 2\uff09\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>--master-data=1<\/code>\uff1a\u5907\u4efd\u6587\u4ef6\u5199\u5165\u672a\u6ce8\u91ca\u7684 <code>CHANGE MASTER TO<\/code> \u8bed\u53e5\uff0c\u6062\u590d\u65f6\u81ea\u52a8\u6267\u884c\uff1b<\/li>\n\n\n\n<li><code>--master-data=2<\/code>\uff1a\u5907\u4efd\u6587\u4ef6\u5199\u5165\u6ce8\u91ca\u7684 <code>CHANGE MASTER TO<\/code> \u8bed\u53e5\uff0c\u9700\u624b\u52a8\u8c03\u6574\u540e\u6267\u884c\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd bak1 \u5e93\uff0c\u8bb0\u5f55 binlog \u4f4d\u70b9\uff08\u6ce8\u91ca\u5f62\u5f0f\uff09\uff0c\u7528\u4e8e\u642d\u5efa\u4ece\u5e93\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off --master-data=2 bak1 &gt; bak1_master.sql\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4f7f\u7528\u65b9\u5f0f<\/strong>\uff1a\u6062\u590d\u5907\u4efd\u540e\uff0c\u5728\u4ece\u5e93\u6267\u884c\u6ce8\u91ca\u4e2d\u7684 <code>CHANGE MASTER TO<\/code> \u8bed\u53e5\uff08\u9700\u66ff\u6362\u4e3b\u5e93 IP\u3001\u7528\u6237\u540d\u3001\u5bc6\u7801\u7b49\uff09\uff0c\u5373\u53ef\u542f\u52a8\u4e3b\u4ece\u540c\u6b65\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 11\uff1a\u538b\u7f29\u5907\u4efd\uff08\u8282\u7701\u78c1\u76d8\u7a7a\u95f4\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u5907\u4efd\u6587\u4ef6\u8f83\u5927\uff08\u5982\u5168\u5e93\u5907\u4efd\uff09\uff0c\u9700\u51cf\u5c11\u5b58\u50a8\u5360\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\u601d\u8def<\/strong>\uff1a\u7ed3\u5408 <code>gzip<\/code> \u547d\u4ee4\u5b9e\u65f6\u538b\u7f29\u5907\u4efd\u6587\u4ef6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd\u5e76\u538b\u7f29 bak1 \u5e93\uff0c\u751f\u6210 .sql.gz \u538b\u7f29\u6587\u4ef6\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off bak1 | gzip > bak1_compressed.sql.gz\n\n# \u89e3\u538b\u6062\u590d\uff1agzip -d bak1_compressed.sql.gz &amp;&amp; mysql -u\u7528\u6237\u540d -p \u5e93\u540d <\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u573a\u666f 12\uff1a\u6392\u9664\u6307\u5b9a\u8868\u5907\u4efd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9002\u7528\u573a\u666f<\/strong>\uff1a\u5907\u4efd\u67d0\u4e2a\u5e93\u65f6\uff0c\u9700\u6392\u9664\u8d85\u5927\u8868\u6216\u65e0\u7528\u8868\uff08\u5982\u65e5\u5fd7\u8868\uff09\u3002  <br><strong>\u6838\u5fc3\u53c2\u6570<\/strong>\uff1a<code>--ignore-table<\/code>\uff08\u6307\u5b9a\u201c\u5e93\u540d.\u8868\u540d\u201d\uff0c\u591a\u4e2a\u8868\u9700\u91cd\u590d\u8be5\u53c2\u6570\uff09  <br><strong>\u5b9e\u64cd\u547d\u4ee4<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5907\u4efd bak1 \u5e93\uff0c\u6392\u9664 t_log\uff08\u65e5\u5fd7\u8868\uff09\u548c t_temp\uff08\u4e34\u65f6\u8868\uff09\nmysqldump -u'u_bak' -p'Ijd71Gcd_a' --set-gtid-purged=off -B bak1 --ignore-table=bak1.t_log --ignore-table=bak1.t_temp > bak1_exclude.sql<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e09\u3001\u5b9e\u64cd\u6ce8\u610f\u4e8b\u9879\u4e0e\u907f\u5751\u6307\u5357<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9632\u706b\u5899\u62e6\u622a\u8fde\u63a5<\/strong>\u62a5\u9519\u63d0\u793a\uff1a<code>Can\u2019t connect to MySQL server on 'IP:3306'<\/code>\u89e3\u51b3\u65b9\u6848\uff1a\u4e34\u65f6\u5173\u95ed\u76ee\u6807\u5e93\u9632\u706b\u5899\uff08<code>iptables -F<\/code>\uff09\uff0c\u6216\u5f00\u653e 3306 \u7aef\u53e3\uff08<code>firewall-cmd --permanent --add-port=3306\/tcp &amp;&amp; firewall-cmd --reload<\/code>\uff09\u3002<\/li>\n\n\n\n<li><strong>\u5907\u4efd\u7528\u6237\u6743\u9650\u4e0d\u8db3<\/strong>\u62a5\u9519\u63d0\u793a\uff1a<code>Access denied; you need (at least one of) the RELOAD privilege(s) for this operation<\/code>\u89e3\u51b3\u65b9\u6848\uff1a\u4e3a\u5907\u4efd\u7528\u6237\u6388\u4e88\u5fc5\u8981\u6743\u9650\uff1a<code>GRANT SELECT, RELOAD, LOCK TABLES, SHOW VIEW, EVENT ON *.* TO 'u_bak'@'\u767b\u5f55IP' IDENTIFIED BY '\u5bc6\u7801'; FLUSH PRIVILEGES;<\/code><\/li>\n\n\n\n<li><strong>GTID \u51b2\u7a81\u5bfc\u81f4\u6062\u590d\u5931\u8d25<\/strong>\u62a5\u9519\u63d0\u793a\uff1a<code>@@GLOBAL.GTID_PURGED can only be set when @@GLOBAL.GTID_EXECUTED is empty<\/code>\u89e3\u51b3\u65b9\u6848\uff1a\n<ul class=\"wp-block-list\">\n<li>\u82e5\u76ee\u6807\u5e93\u672a\u6267\u884c\u8fc7 GTID \u4e8b\u52a1\uff0c\u6267\u884c <code>RESET MASTER<\/code> \u6e05\u7a7a GTID \u8bb0\u5f55\u540e\u518d\u6062\u590d\uff1b<\/li>\n\n\n\n<li>\u82e5\u76ee\u6807\u5e93\u5df2\u542f\u7528 GTID\uff0c\u5907\u4efd\u65f6\u5f3a\u5236\u6dfb\u52a0 <code>--set-gtid-purged=off<\/code> \u53c2\u6570\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5927\u8868\u5907\u4efd\u6548\u7387\u4f18\u5316<\/strong>\u95ee\u9898\uff1a\u5907\u4efd\u8d85\u5927\u8868\uff08\u5343\u4e07\u7ea7\u6570\u636e\uff09\u65f6\uff0cmysqldump \u5360\u7528\u5927\u91cf CPU\/IO\uff0c\u5bfc\u81f4\u4e1a\u52a1\u5361\u987f\u3002\u4f18\u5316\u65b9\u6848\uff1a\n<ul class=\"wp-block-list\">\n<li>\u7ed3\u5408 <code>--quick<\/code> \u53c2\u6570\uff08\u9010\u884c\u8bfb\u53d6\u6570\u636e\uff0c\u51cf\u5c11\u5185\u5b58\u5360\u7528\uff09\uff1b<\/li>\n\n\n\n<li>\u5728\u4e1a\u52a1\u4f4e\u5cf0\u671f\u6267\u884c\u5907\u4efd\uff1b<\/li>\n\n\n\n<li>\u62c6\u5206\u5927\u8868\u5907\u4efd\uff08\u6309\u5206\u533a\u6216\u6761\u4ef6\u5206\u6279\u5bfc\u51fa\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u56db\u3001\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">mysqldump \u7684\u7075\u6d3b\u6027\u5728\u4e8e\u5176\u4e30\u5bcc\u7684\u53c2\u6570\u7ec4\u5408\uff0c\u65e0\u8bba\u662f\u7b80\u5355\u7684\u5355\u8868\u5907\u4efd\u3001\u590d\u6742\u7684\u4e3b\u4ece\u642d\u5efa\uff0c\u8fd8\u662f\u8de8\u673a\u5668\u5907\u4efd\u3001\u538b\u7f29\u5907\u4efd\uff0c\u90fd\u80fd\u901a\u8fc7\u53c2\u6570\u7cbe\u51c6\u63a7\u5236\u3002\u5b9e\u9645\u4f7f\u7528\u65f6\uff0c\u5efa\u8bae\u6839\u636e\u4e1a\u52a1\u9700\u6c42\uff08\u5907\u4efd\u8303\u56f4\u3001\u6062\u590d\u573a\u666f\u3001\u6027\u80fd\u8981\u6c42\uff09\u9009\u62e9\u5408\u9002\u7684\u53c2\u6570\u7ec4\u5408\uff0c\u5e76\u5b9a\u671f\u6d4b\u8bd5\u5907\u4efd\u6587\u4ef6\u7684\u53ef\u7528\u6027\uff08\u907f\u514d\u5907\u4efd\u5931\u6548\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u4e3a MySQL \u751f\u6001\u4e2d\u6700\u5e38\u7528\u7684\u903b\u8f91\u5907\u4efd\u5de5\u5177\uff0cmysqldump \u51ed\u501f\u4e30\u5bcc\u7684\u53c2\u6570\u8bbe\u8ba1\uff0c\u80fd\u7075\u6d3b\u5e94\u5bf9\u5168\u5e93\u5907\u4efd\u3001\u5355\u8868<\/p>\n<div class=\"more-link\">\n\t\t\t\t <a href=\"https:\/\/yunyanglib.cn\/?p=542\" class=\"link-btn theme-btn\"><span>Read More <\/span> <i class=\"fa fa-caret-right\"><\/i><\/a>\n\t\t\t<\/div>\n","protected":false},"author":1,"featured_media":551,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[16],"class_list":["post-542","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mysql","tag-mysql"],"_links":{"self":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/542","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=542"}],"version-history":[{"count":6,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/542\/revisions"}],"predecessor-version":[{"id":904,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/posts\/542\/revisions\/904"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=\/wp\/v2\/media\/551"}],"wp:attachment":[{"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunyanglib.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}